公(gong)(gong)(gong)路(lu)(lu)(lu)是国(guo)家的(de)血(xue)脉，是最基础、最广泛的(de)运输方式。公(gong)(gong)(gong)司积极参与(yu)上海市(shi)的(de)公(gong)(gong)(gong)路(lu)(lu)(lu)建(jian)设，先后完成了(le)沪南公(gong)(gong)(gong)路(lu)(lu)(lu)、曹安路(lu)(lu)(lu)、沪青平公(gong)(gong)(gong)路(lu)(lu)(lu)、宝安公(gong)(gong)(gong)路(lu)(lu)(lu)等(deng)国(guo)省干线公(gong)(gong)(gong)路(lu)(lu)(lu)的(de)新(xin)(xin)建(jian)或拓宽改建(jian)，为完善上海市(shi)骨干路(lu)(lu)(lu)网(wang)、促进区域经(jing)济(ji)发(fa)展作出了(le)重要贡献。在(zai)公(gong)(gong)(gong)路(lu)(lu)(lu)工(gong)程(cheng)项(xiang)目中(zhong)，公(gong)(gong)(gong)司注重创新(xin)(xin)，研发(fa)了(le)SLM混合料(liao)轻质路(lu)(lu)(lu)基、加筋土挡土墙(qiang)等(deng)四新(xin)(xin)技术，并应用在(zai)工(gong)程(cheng)实(shi)践(jian)中(zhong)。这些四新(xin)(xin)技术减少了(le)路(lu)(lu)(lu)基沉降、加快工(gong)程(cheng)进度、节约(yue)了(le)工(gong)程(cheng)投资，取得了(le)良好(hao)社会效益和经(jing)济(ji)效益。